But in the various Reformed traditions (Protestant), we cannot 'do it'. That is, we are so paralyzed by corruption, that we cannot act. See the discussion on our lack of 'health', in other words, our moral depravity. I suppose as a Catholic, you don't agree with this, so we are able to use our free will to seek?
39 Articles: 'we have no power to do good works pleasant and acceptable to God' (Article X).
I think the article you quote means that we do not have the power ourselves, inferring that we need to call upon God's power
Out of his infinite glory, may he give you the power through his Spirit
“There is no one righteous, not even one;
there is no one who understands;
there is no one who seeks God.
All have turned away,
they have together become worthless;
there is no one who does good,
not even one.” Romans, 3: 10-12